1x+7x+12=0

Solution for 1x+7x+12=0 equation:

Simplifying
1x + 7x + 12 = 0

Reorder the terms:
12 + 1x + 7x = 0

Combine like terms: 1x + 7x = 8x
12 + 8x = 0

Solving
12 + 8x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-12' to each side of the equation.
12 + -12 + 8x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 8x = 0 + -12
8x = 0 + -12

Combine like terms: 0 + -12 = -12
8x = -12

Divide each side by '8'.
x = -1.5

Simplifying
x = -1.5